| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 728.91 | USD | 20251024 |
| Jiangsu Lianhai Bio | China national standards | MT | 754.29 | USD | 20251024 |
| Shandong Mingyu | China national standards | MT | 810.68 | USD | 20251024 |
| JIN Yimeng | China national standards | MT | 711.99 | USD | 20251024 |
| Yankuang Guotai Chem | China national standards | MT | 711.99 | USD | 20251024 |
| JIN Yimeng | China national standards | MT | 719.04 | USD | 20251024 |
| Anhui Ruibai | China national standards | MT | 711.99 | USD | 20251024 |
| Hubei 789 Chem | China national standards | MT | 768.49 | USD | 20251023 |
| Wuhan Hengjiu Chem | China national standards | MT | 789.64 | USD | 20251023 |
| JIN Yimeng | China national standards | MT | 729.01 | USD | 20251023 |